CN220058595U - Photovoltaic building integrated roof system ridge fixing and leakage-preventing system - Google Patents

Abstract

The utility model relates to a roof ridge fixing and leakage-preventing system of a photovoltaic building integrated roof system, which comprises upright posts, transverse oblique beams, longitudinal water guide grooves, longitudinal C-shaped steel, transverse water guide grooves, ridge plates and photovoltaic plates, wherein longitudinal leakage-preventing grooves are arranged below joints between the ridge plates and the photovoltaic plates and below joints between two transversely adjacent photovoltaic plates, one end of each longitudinal leakage-preventing groove positioned at the edge is sealed or extends to the outside of a roof, the other end of each longitudinal leakage-preventing groove is connected with the transverse water guide groove, and two ends of each longitudinal leakage-preventing groove positioned in the middle are connected with the transverse water guide grooves; the advantages are that: by arranging longitudinal leakage-proof grooves below joints of the ridge plates and the photovoltaic plates and below joints of two transversely adjacent photovoltaic plates, rainwater permeated from joints is led into the transverse water guide grooves or the outside through the leakage-proof grooves, and the structure of the ridge plates is redesigned, so that the probability of rainwater infiltration is reduced.

Description

Photovoltaic building integrated roof system ridge fixing and leakage-preventing system

Technical Field

The utility model relates to the technical field of photovoltaic foundation construction, in particular to a roof ridge fixing and leakage-preventing system of a photovoltaic building integrated roof system.

Background

The photovoltaic roof (BIPV) is a building component which can meet the requirement of building waterproof function and photovoltaic power generation function, and can realize the building internal circulation of renewable energy sources and reduce the carbon emission of buildings.

The structure diagram of the existing photovoltaic roof is shown in fig. 1, and the structure diagram comprises an upright post, a transverse oblique beam, a longitudinal water guide groove, longitudinal C-shaped steel, a transverse water guide groove, a ridge plate and a photovoltaic plate, wherein the transverse oblique beam is supported by the upright post, the longitudinal water guide groove and the longitudinal C-shaped steel are fixed on the transverse oblique beam, the transverse water guide groove is fixed on the longitudinal C-shaped steel, the photovoltaic plate is fixed on the transverse water guide groove through a pressing block, and the ridge plate is arranged in the middle of the roof and supported and fixed by the transverse water guide groove.

The photovoltaic roof has the following defects in the leakage-proof system and cornice end construction part:

1. as shown in fig. 2, after the ridge plates are installed, joints are formed between the ridge plates and the photovoltaic plates at the two sides, and waterproof adhesive tapes are plugged into the joints during construction, but assembly errors, adhesive tape aging and other conditions can cause water leakage of the joints (the occurrence of water leakage is not worry because a transverse water guide groove is installed below the joints between two adjacent ridge plates in the longitudinal direction);

2. as shown in fig. 3, after the photovoltaic panels are installed, a joint is formed between two adjacent photovoltaic panels in the transverse direction, and a waterproof adhesive tape is plugged into the joint during construction, but assembly errors, adhesive tape aging and other conditions can cause water leakage of the joint (the occurrence of water leakage is not worry because a transverse water guide groove is installed below the joint between two adjacent photovoltaic panels in the longitudinal direction);

3. as shown in FIG. 4, the cornice end is provided with both the longitudinal C-shaped steel and the longitudinal water guide groove, so that the complexity of the cornice structure is increased, and the construction time of the site is increased.

Based on this, the present application is hereby proposed.

Disclosure of Invention

The utility model aims to provide a ridge fixing and leakage-preventing system of a photovoltaic building integrated roof system, which solves the problems of water leakage and unreasonable combination of the photovoltaic building integrated roof system.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the roof ridge fixing and leakage preventing system of the photovoltaic building integrated roof system comprises an upright post, a transverse oblique beam, a longitudinal water guide groove, longitudinal C-shaped steel, a transverse water guide groove, a roof ridge plate and a photovoltaic plate, wherein the transverse oblique beam is supported by the upright post, the longitudinal water guide groove and the longitudinal C-shaped steel are fixed on the transverse oblique beam, the transverse water guide groove is fixed on the longitudinal C-shaped steel, the photovoltaic plate is fixed on the transverse water guide groove, and the roof ridge plate is arranged between the roof and is supported and fixed by the transverse water guide groove; the roof is characterized in that longitudinal leakage-proof grooves are arranged below joints between the ridge plate and the photovoltaic plates and below joints between two adjacent transverse photovoltaic plates, one end of each longitudinal leakage-proof groove located at the edge is sealed or extends to the outside of a roof, the other end of each longitudinal leakage-proof groove is connected with the corresponding transverse water guide groove, and two ends of each longitudinal leakage-proof groove located in the middle are connected with the corresponding transverse water guide grooves.

Furthermore, the two lateral sides of the ridge plate are provided with mounting grooves, and the photovoltaic plate can be connected into the mounting grooves.

Further, a waterproof rubber pad is arranged at the inner wall of the mounting groove.

Further, the mounting groove comprises a bottom plate, a lower side wall and an upper side wall, wherein the bottom plate and the lower side wall are integrally formed, and the upper side wall is detachably connected with the bottom plate through a screw.

Further, the longitudinal water guide groove comprises a U-shaped water groove body, one side wall of the water groove body is higher than the other side wall, a flanging is arranged at the top of the side wall on the shorter side, and the flanging is used for supporting the end part of the transverse water guide groove.

Furthermore, the flange is parallel to the bottom surface of the water tank body, the width is 45-60mm, and a reinforcing rib is arranged between the flange and the side wall of the water tank body.

Further, the flanging is an inner flanging or an outer flanging.

Further, the side wall outside of the higher side of basin body is fixed with the snow subassembly that keeps off, the snow subassembly has a plurality ofly and sets up along basin body length direction interval, the snow subassembly that keeps off includes the mounting panel of being connected with the basin body and fixes the V type folded plate at the mounting panel top, and the closed angle side of V type folded plate is towards basin body side.

Further, the top of the mounting plate extends upwards to form an extension part in the V-shaped folded plate, and two sides of the extension part are welded and fixed with inner walls of two sides of the V-shaped folded plate.

Further, the outside screw rod that extends along basin body width direction that is equipped with of lateral wall of higher one side of basin body is equipped with a set of nut on the screw rod, has seted up the slot hole of vertical setting on the mounting panel, the mounting panel passes through nut group and screw rod to be fixed on the basin body.

The utility model has the advantages that:

1. the longitudinal leakage-proof grooves are arranged below the joints of the ridge plates and the photovoltaic plates and below the joints of the two adjacent transverse photovoltaic plates, rainwater permeated from the joints is led into the transverse water guide grooves or the outside through the leakage-proof grooves, and the structure of the ridge plates is redesigned, so that the probability of rainwater permeation is reduced;

2. the inner flanging or the outer flanging is formed at the side wall of the longitudinal water guide groove through the turnover process, the flanging is used for replacing the longitudinal C-shaped steel at the cornice to support the tail end of the transverse water guide groove, the integral design of the longitudinal C-shaped steel at the cornice end and the longitudinal water guide groove (the C-shaped steel at other parts can not be omitted yet) is realized, the structure of the cornice end of the roof photovoltaic system is simplified, and the flanging and the reinforcing ribs of the water guide groove body are directly processed in a factory building, so that the field installation time can be reduced;

3. the snow blocking component is compounded at the side wall of the longitudinal water guide groove to block and separate snow accumulated on the photovoltaic plate, so that large snow is prevented from falling off simultaneously to generate excessive impact force, and meanwhile, the snow blocking component can be finely adjusted along the width and height directions of the water guide groove to meet the requirements of snow thickness and illumination angles in different areas.

Drawings

FIG. 1 is a schematic front view of a roofing photovoltaic system of the prior art;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1;

FIG. 4 is an enlarged schematic view of portion C of FIG. 1;

FIG. 5 is a schematic view of the three-dimensional construction of the roofing photovoltaic system of example 1;

FIG. 6 is a schematic front view of FIG. 5;

FIG. 7 is an enlarged schematic view of portion D of FIG. 6;

fig. 8 is a schematic view of a portion of an explosion of a ridge plate in embodiment 1;

FIG. 9 is an enlarged schematic view of portion E of FIG. 6;

FIG. 10 is a schematic view showing the position of the longitudinal leakage preventing groove and the transverse water guiding groove in example 1;

FIG. 11 is a schematic view showing the three-dimensional structure of the longitudinal water tank in example 1;

FIG. 12 is a schematic view of the three-dimensional structure of FIG. 11 from another perspective;

FIG. 13 is a schematic view showing a three-dimensional construction of a snow blocking assembly in example 1;

FIG. 14 is a schematic view showing the construction of the cornice end of the roofing photovoltaic system of example 1;

FIG. 15 is a schematic view showing the construction of a cornice end of the roofing photovoltaic system of example 2;

description of the reference numerals

1-stand columns; 2-a transverse oblique beam; 3-a longitudinal water guide groove; 301-flanging; 302-reinforcing ribs; 303-screw; 304-a nut; 4-longitudinal C-shaped steel; 5-a transverse water guide groove; 6-ridge plates; 7-photovoltaic panel; 8-a longitudinal leakage prevention groove; 9-mounting grooves; 901-a bottom plate; 902-lower sidewalls; 903-upper sidewalls; 904-screws; 10-a snow blocking assembly; 1001-mounting plate; 1002-V-shaped folded plate; 1003-extension; 1004-elongated holes.

Detailed Description

The present utility model will be described in further detail with reference to the following embodiments, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like herein indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1 (longitudinal and transverse directions mentioned hereinafter are based on the directional indications shown in FIG. 5)

This embodiment proposes a photovoltaic building integration roofing system roof ridge fixed leak protection system, as shown in fig. 5 through 10, including stand 1, horizontal sloping 2, vertical guiding gutter 3, vertical C shaped steel 4, horizontal guiding gutter 5, roof ridge board 6 and photovoltaic board 7, horizontal sloping 2 is supported by stand 1, and vertical guiding gutter 3 and vertical C shaped steel 4 are fixed on horizontal sloping 2, horizontal guiding gutter 5 is fixed on vertical C shaped steel 4, and photovoltaic board 7 is fixed on horizontal guiding gutter 5, roof ridge board 6 sets up in the middle of with the roofing, supports fixedly by horizontal guiding gutter 5, and above-mentioned structure is basically consistent with current structure, and excessive description is not made here.

As one of the innovative points of the present utility model, as shown in fig. 7, 9 and 10, a longitudinal leakage preventing groove 8 is provided below the joint between the ridge plate 6 and the photovoltaic plates 7 and below the joint between two adjacent photovoltaic plates 7 in the transverse direction, one end of the longitudinal leakage preventing groove 8 positioned at the edge is closed or extends to the outside of the roof, the other end of the longitudinal leakage preventing groove 8 is connected to the transverse water guiding groove 5, and both ends of the longitudinal leakage preventing groove 8 positioned in the middle are connected to the transverse water guiding groove 5. Rainwater seeping from the joint is led into the transverse water guide groove 5 or the outside through the leakage-proof groove, and the water entering the transverse water guide groove 5 is led to the outside of the roof after being led to the longitudinal water guide groove 3, thereby effectively preventing the leakage of the joint of the photovoltaic roof system.

In order to further reduce the leakage of the joints between the ridge plate 6 and the photovoltaic panel 7, as shown in fig. 8, mounting grooves 9 are formed on two lateral sides of the ridge plate 6 in this embodiment, waterproof rubber pads (not shown in the figure) are formed on the inner walls of the mounting grooves 9, and the photovoltaic panel 7 can be connected into the mounting grooves 9. Compared with the existing linear seam, the embodiment adopts the groove mode, so that the infiltration path of rainwater is prolonged, and the infiltration difficulty is increased. For easy installation, the installation groove 9 at the ridge plate 6 of the present embodiment includes a bottom plate 901, a lower side wall 902 and an upper side wall 903, the bottom plate 901 and the lower side wall 902 are integrally formed, and the upper side wall 903 is detachably connected with the bottom plate 901 by a screw 904. In the mounting, the ridge plate 6 is fixed first (at this time, the upper side wall 903 of the mounting groove 9 is not mounted), then the photovoltaic panel 7 adjacent to the ridge plate 6 is mounted, and after the back plate side wall of the photovoltaic panel 7 is spliced with the bottom plate 901 of the mounting groove 9, the upper side wall 903 of the mounting groove 9 is fixed last.

As another innovation point of the present utility model, as shown in fig. 11 to 14, the longitudinal water guiding groove 3 includes a U-shaped groove body, wherein one side wall of the groove body is higher than the other side wall, and the top of the side wall on the shorter side is provided with an inward flange 301, and the side wall on one side of the groove body is higher, so as to avoid water sliding from the photovoltaic panel 7 from falling off the groove body. In this embodiment, the inward flange 301 is parallel to the bottom surface of the water tank body, and the width is 50mm. The flanging 301 is used for replacing the longitudinal C-shaped steel 4 at the cornice end of the existing roof photovoltaic system and plays a role in supporting the end part of the transverse water guide groove 5 of the roof photovoltaic system. In order to improve stability of the flange 301, in this embodiment, a reinforcing rib 302 is disposed between the flange 301 and a side wall of the water tank body.

The flange 301 is used for replacing the longitudinal C-shaped steel 4 at the cornice to support the tail end of the transverse water guide groove 5, the integrated design of the cornice end longitudinal C-shaped steel 4 and the longitudinal water guide groove 3 is realized (the C-shaped steel at other parts can not be omitted yet), the structure of the cornice end of the roof photovoltaic system is simplified, and the flange 301 and the reinforcing ribs 302 of the water guide groove body are directly processed in a factory building, so that the field installation time can be reduced.

At present, the solar photovoltaic panel 7 is installed with a certain gradient, and the surface of the photovoltaic panel 7 is smooth, and the solar photovoltaic panel 7 generates heat during power generation, so that snow accumulated on the photovoltaic panel 7 can slide along the surface of the photovoltaic panel 7. If large-area snow slides from a high place, the large-area snow is liable to cause serious damage to people and property. For this reason, the snow blocking assembly 10 is designed in this embodiment, and the snow blocking assembly 10 is used to divide the large-sized snow block so as to avoid the large-sized snow block from sliding down.

The snow blocking assembly 10 is arranged outside the side wall of the higher side of the water tank body, a plurality of snow blocking assemblies 10 are arranged at intervals along the length direction of the water tank body. The snow guard assembly 10 includes a mounting plate 1001 and a V-shaped flap 1002 with the pointed side of the V-shaped flap 1002 facing the sink body side. The existing snow blocking assembly 10 adopts a narrow flat plate form to divide snow blocks, and partial snow blocks are accumulated and remained on the narrow flat plate, and the embodiment adopts a V-shaped folded plate 1002 mode, so that the snow blocks can be effectively divided, and meanwhile, the snow slides off to a certain extent, and accumulation and residue of snow at the position are avoided. The top of mounting panel 1001 upwards extends and forms the extension 1003 in the V type folded plate 1002, and the both sides of extension 1003 and the both sides inner wall welded fastening of V type folded plate 1002, extension 1003 on the one hand can be with V type folded plate 1002 and mounting panel 1001 welded fastening, on the other hand, can play the effect of supporting V type baffle, avoids its emergence to accept the deformation.

The outside screw 303 that is equipped with along the extension of basin body width direction of the higher lateral wall of basin body, be equipped with a set of nut 304 on the screw 303, set up vertical slot 1004 that sets up on the mounting panel 1001, the mounting panel 1001 passes through nut group and screw 303 to be fixed on the basin body. Through this design, keep off snow subassembly 10 can follow basin width and direction of height fine setting, satisfies the requirement of different district snow thickness, illumination angle, when avoiding the illumination, keeps off snow subassembly 10 and forms the shade on photovoltaic board 7, leads to photovoltaic board 7 to produce the hot spot.

As shown in fig. 14, in order to construct the cornice end of the roofing photovoltaic system using the longitudinal water guiding groove 3 in the form of the inward flange 301, the longitudinal water guiding groove 3 is fixed on the transverse oblique beam 2, the end of the transverse water guiding groove 5 is fixed on the inward flange 301 of the longitudinal water guiding groove 3, and the photovoltaic panel 7 is fixed on the transverse water guiding groove 5 by a pressing block.

In this embodiment, the water tank body and the snow blocking component 10 are both made of aluminum-plated magnesium-zinc materials, so that the water tank has high strength and corrosion resistance, and can meet the design strength.

Example 2

The principle of this embodiment is substantially the same as that of embodiment 1, except that, as shown in fig. 15, the flanging of the longitudinal water guiding groove 3 is an outward flanging, but in the roofing photovoltaic system, the end portion of the transverse water guiding groove 5 applies lateral pressure to the longitudinal water guiding groove 3, so that the longitudinal water guiding groove 3 has a risk factor of rollover.

The above embodiments are only for illustrating the concept of the present utility model and not for limiting the protection of the claims of the present utility model, and all the insubstantial modifications of the present utility model using the concept shall fall within the protection scope of the present utility model.

Claims (10)

1. The roof ridge fixing and leakage preventing system for the integrated roof system of the photovoltaic building comprises an upright post, a transverse oblique beam, a longitudinal water guide groove, longitudinal C-shaped steel, a transverse water guide groove, a roof ridge plate and a photovoltaic plate, wherein the transverse oblique beam is supported by the upright post, the longitudinal water guide groove and the longitudinal C-shaped steel are fixed on the transverse oblique beam, the transverse water guide groove is fixed on the longitudinal C-shaped steel, the photovoltaic plate is fixed on the transverse water guide groove, the roof ridge plate is arranged between the roof and is supported and fixed by the transverse water guide groove,

the roof is characterized in that longitudinal leakage-proof grooves are arranged below joints between the ridge plate and the photovoltaic plates and below joints between two adjacent transverse photovoltaic plates, one end of each longitudinal leakage-proof groove located at the edge is sealed or extends to the outside of a roof, the other end of each longitudinal leakage-proof groove is connected with the corresponding transverse water guide groove, and two ends of each longitudinal leakage-proof groove located in the middle are connected with the corresponding transverse water guide grooves.

2. The roof ridge fixing and leakage preventing system for the integrated photovoltaic building roof system, as claimed in claim 1, wherein the two lateral sides of the roof ridge plate are provided with mounting grooves, and the photovoltaic plate can be connected into the mounting grooves.

3. The roof ridge fixing and leakage preventing system for the photovoltaic building integrated roof system, as claimed in claim 2, wherein a waterproof rubber mat is arranged at the inner wall of the installation groove.

4. The roof ridge fixing and leakage preventing system for the integrated photovoltaic building roof system according to claim 2, wherein the mounting groove comprises a bottom plate, a lower side wall and an upper side wall, the bottom plate and the lower side wall are integrally formed, and the upper side wall is detachably connected with the bottom plate through screws.

5. The roof ridge fixing and leakage preventing system for the integrated photovoltaic building roof system according to claim 1, wherein the longitudinal water guide groove comprises a U-shaped water groove body, one side wall of the water groove body is higher than the other side wall, the top of the side wall on the shorter side is provided with a flanging, and the flanging is used for supporting the end part of the transverse water guide groove.

6. The roof ridge fixing and leakage preventing system for the photovoltaic building integrated roof system, as claimed in claim 5, wherein the flange is parallel to the bottom surface of the water tank body, the width of the flange is 45-60mm, and a reinforcing rib is arranged between the flange and the side wall of the water tank body.

7. The photovoltaic building integrated roof system ridge-fixing leakage-preventing system according to claim 5, wherein the flanging is an inward flanging or an outward flanging.

8. The roof ridge fixing and leakage preventing system for the photovoltaic building integrated roof system according to claim 5, wherein a plurality of snow blocking assemblies are fixed on the outer portion of the side wall of the higher side of the water tank body and are arranged at intervals along the length direction of the water tank body, each snow blocking assembly comprises a mounting plate connected with the water tank body and a V-shaped folded plate fixed at the top of the mounting plate, and the sharp corner side of each V-shaped folded plate faces the side of the water tank body.

9. The photovoltaic building integrated roof system ridge fixing and leakage preventing system according to claim 8, wherein the top of the mounting plate extends upwards to form an extension part in the V-shaped folded plate, and two sides of the extension part are welded and fixed with two side inner walls of the V-shaped folded plate.

10. The roof ridge fixing and leakage preventing system for the photovoltaic building integrated roof system according to claim 8, wherein a screw extending along the width direction of the water tank body is arranged outside the side wall of the higher side of the water tank body, a group of nuts are arranged on the screw, vertically arranged long holes are formed in the mounting plate, and the mounting plate is fixed on the water tank body through the nut group and the screw.